数组
<!DOCTYPE html>
<html>
<head>
<title>数组</title>
</head>
<body>
<script text="text/javascript">
var arr = [1,2,3,4,2,5,6,2,7,2];
document.write("原数组为："+ arr);
document.write("<br/><br/>");
document.write("移除2后的新数组为：");
for(var i=0;i<arr.length;i++){
if(arr[i]!=2){
document.write(arr[i]+",");
}
}
</script>
</body>
</html>
